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{{#Wiki_filter:. ...,.(777)LICENSEE EVENT REPORT CONTROL BLOCK: l llllllh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 1 6lN lC lB lE lP l1 [@15l 0l 0l -l 0 0 0 0 0-l 0l 0l@[ 4l 1l 1l 1 1l@ll@o 1 UCENSE NUMHLH 25 26 LICENSE T)PE Jo
{{#Wiki_filter:. .                               ..     ,.
$1 CAT $8 7 8 9 LICENSEE CODE 14 CON'T[n"c' l X}@l 0l 5 0]-l0l3l2l5@l0 9l 2 7l 7] 9l@1 0 0 l9 7 l9 @o i 1 8 60 61 OOCKET NUMBER M 69 EVENT DATE 24 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o 2 lDuring a review of ECCS division separation, it was determined that Division TI cables l i for the llPCI inbcard isolation valve (C41-F002), a Division II valve, was run in sec- l o a ltions of cable tray containing Division II ADS system cables. Subsequent analysis of l o 4 o s [those cables revealed that if the isolation valve was in the wrong position, then a lo s failure at a trav section containing thes'e cables might result in a cou sinatien of al'0 7l cable failures which could impair the operability of the HPCI (Division 1) and ADS lo sl(Division II) systems. This is common to both units. Technical Specifications 6.9.1.$1 SYSTEM CAUSE C A US E C O .' P.VALVE CODE COGE SUBCODE COVPONENT CODE SU8 CODE SUECODElS lF lh lB h Wh l E l Ll E l C l 0l N l@ l Z l@ y @
(777)
o 9 F 8 9 10 11 12 13 16 19 20 ,_SEGUENTI AL OCCURRENCE REFORT REVISION LER RO EVENT YEAR R EPOHT NO.
LICENSEE EVENT REPORT CONTROL BLOCK: l 1
CODE TYPE N O.O RgPl7l9l-ll 0l 6l 8l
l    l    l      l  l      lh 6
]/ll0l1lTl-0lRT_ 21 22 23 24 26 21 28 29 JJ 31 32 TAKEN ACTO CN PL AP T P TH HOURS S 8 IT D F R UB 5 P LI E MAP FACT RER lF lglJ4X@
(PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 7 o      1 8 9  lN lCLICENSEE lB lECODE    lP l1 [@15l 0l 0l -l 0UCENSE NUMHLH 14 0     0   0     0 -l 0l 0l@[ 25      26 4l 1l           1l 1 1l@l$1 CAT $8l@
l Z lgl Zl@l0l0l0l0l[ YlQl Y lg NlglG l0 8 l 0lg 33 35 Jo 3/40 41 42 43 44 41 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS l United Engineers and Constructors is preparing plant modifications to " spare" cables li o LLL'_J land install new cables in isolated conduit to provide sufficient isolation. A review jof ECCS and their primary containment isolation valves in being performed to verify i 7 i 3 that no other cable separation problems existed.
LICENSE T)PE Jo CON'T o      i 8
The cable seperation criterion for l the IIPCI and ADS systems will be redefined in the appropriate cabic seperation (CON'T}
[n"c' l X}@l 0l 5 0]-l0l3l2l5@l0 9l 2 7l 7] 9l@
i.7 8 9 80 ST$% PO.'.E R OTHER STATUS D50 Y DISCOVE HY DESCR.PTION W@ l 0l 9l 1l@l NA ll D l@l NSSS Notification li 5 ACTIVITY LO TENT RE LE ASE D OF RELE ASE AVOUNT CF ACTIVITY LOCAT'ON OF RELEASE Z l @ l Zl@l NA lNAl1 6 7 8 9 10 11 44 45 80 PERSO*.NE L E XPOSun ES NUMBE R TYPE DESCRIPTION 37 l 0 l 0 l 0 l@l Z l@l NA li 7 PERSONNEL NJU ES NUYRER CESCH.P TION l 0 l 0 l 0 l@l NA i a 1 8 9 11 12 go LOSS OF OR D AV AGE TO FACILITY TYPE D;SC RIP TION W@l NA 9 7 8 9 to 60 12 l c l l N f@l DESCRIPTION 910110 3 2, >
60           61                                           M     69     EVENT DATE             24 1
Nw m mn ISSUE , NAlll[[lllllllllj
75 0    0 l9 REPORT DATE 7 l9 @    80 1                                                              OOCKET NUMBER EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o     2 lDuring a review of ECCS division separation, it was determined that Division TI cables l o      a      i for the llPCI inbcard isolation valve (C41-F002), a Division II valve, was run in sec- l o     4      ltions of cable tray containing Division II ADS system cables. Subsequent analysis of l o     s [those cables revealed that if the isolation valve was in the wrong position, then a                                                                                       l o    s         failure at a trav section containing thes'e cables might result in a cou sinatien of
'1 8 9 10 68 69 80 ;s. C. Tollison, Jr.
                                                                                      '
919 457-9521 2 NAME OF PRFDARER payy .  
al 0     7      l cable failures which could impair the operability of the HPCI (Division 1) and ADS                                                                                 l o    s        l(Division II) systems. This is common to both units. Technical Specifications 6.9.1.$1 SYSTEM             CAUSE         C A US E                                                       C O .' P.         VALVE CODE             COGE         SUBCODE                   COVPONENT CODE                   SU8 CODE             SUECODE o      9                          lS lF lh lB h Wh l E l Ll E l C l 0l N l@ l Z l@ y @                                                                 20 F           8                       9         10           11             12             13                           16             19
..LER CONTINUATION - RO# 1-79-068 Facility: BSEP Unit No. 1 Event Date:
                                    ,_                                          SEGUENTI AL                       OCCURRENCE               REFORT                       REVISION LER RO     EVENT YEAR                               R EPOHT NO.                           CODE                   TYPE                         N O.
9-27-79 specifications in such a manner as to prevent any future recurrence of this event.
O RgP      RT l7l9                l-l            l 0l 6l 8l 24
.$1129 249}}
                                                                                                        ]/l          l0l1                    lT                l-             0l
_ 21           22         23                             26       21           28         29             JJ               31           32 TAKEN ACTO                   CN PL AP T         P TH                     HOURS           S 8 IT D           F R     UB           5 P LI E         MAP FACT RER lF 33 lglJ4X@                 l Z lg 35 lJo Zl@           l0l0l0l0l 3/                  40
[ YlQ 41 l Y lg                   Nlg      lG l0 8 l 0lg 42                     43           44             41 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS i    o      l United Engineers and Constructors is preparing plant modifications to " spare" cables                                                                             l LLL'_J land install new cables in isolated conduit to provide sufficient isolation. A review i    7      jof ECCS and their primary containment isolation valves in being performed to verify i   3         that no other cable separation problems existed.                                             The cable seperation criterion for l i    .          the IIPCI and ADS systems will be redefined in the appropriate cabic seperation (CON'T}
7           8 9                                                                                                                                                                     80 ST     $         % PO.'.E R                     OTHER STATUS                 D50       Y                         DISCOVE HY DESCR.PTION i    5 W@ l 0l 9l 1l@l NA                                                       l    l D l@l NSSS Notification                                                           l ACTIVITY LO TENT RE LE ASE D OF RELE ASE                     AVOUNT CF ACTIVITY                                                       LOCAT'ON OF RELEASE 6                                                                                              lNA 7
1 8 9 Z l @ l10Zl@l NA         11                                           44           45                                                                           80 l
PERSO*.NE L E XPOSun ES NUMBE R             TYPE         DESCRIPTION 37 i    7 l 0 l 0 l 0 l@l Z l@l NA                                                                                                                                             l PERSONNEL NJU ES NUYRER             CESCH.P TION i    a 8 9 l 0 l 0 l 0 l@l NA                                                                                                                                                 go 1                                 11       12 LOSS OF OR D AV AGE TO FACILITY TYPE     D;SC RIP TION 9
8 9 W@l NA     to 7
60 ISSUE                                                                          910110 3 2, >                 '
Nw m mn ll[[lllllllllj
                                                                                                                                                                                            ,
12 l 8c9l l N f@l DESCRIPTION    NA                                                                                                                    l 1                             10                                                                                                                       68 69                         80 ;s NAME OF PRFDARER
                                                                  . C. Tollison, Jr.                                               payy .          919 457-9521                           2
 
.
  .
LER CONTINUATION - RO# 1-79-068 Facility: BSEP Unit No. 1                             Event Date: 9-27-79 specifications in such a manner as to prevent any future recurrence of this event.
          .
                                  $
1129 249}}

Revision as of 14:38, 19 October 2019

LER 79-068/01T-0:on 790927,cables for HPCI Inboard Isolation Valve G41-F002 Discovered in Sections of Cable Tray W/Automatic Depressurization Sys Cables.Cause Not Stated. Mods Being Prepared
ML19209B975
Person / Time
Site: Brunswick Duke Energy icon.png
Issue date: 10/09/1979
From: Tollison A
CAROLINA POWER & LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19209B974 List:
References
LER-79-068-01T, LER-79-68-1T, NUDOCS 7910110338
Download: ML19209B975 (2)
v • d • e


Text

{{#Wiki_filter:. . .. ,. (777) LICENSEE EVENT REPORT CONTROL BLOCK: l 1 l l l l l lh 6 (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 7 o 1 8 9 lN lCLICENSEE lB lECODE lP l1 [@15l 0l 0l -l 0UCENSE NUMHLH 14 0 0 0 0 -l 0l 0l@[ 25 26 4l 1l 1l 1 1l@l$1 CAT $8l@ LICENSE T)PE Jo CON'T o i 8 [n"c' l X}@l 0l 5 0]-l0l3l2l5@l0 9l 2 7l 7] 9l@ 60 61 M 69 EVENT DATE 24 1 75 0 0 l9 REPORT DATE 7 l9 @ 80 1 OOCKET NUMBER EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o 2 lDuring a review of ECCS division separation, it was determined that Division TI cables l o a i for the llPCI inbcard isolation valve (C41-F002), a Division II valve, was run in sec- l o 4 ltions of cable tray containing Division II ADS system cables. Subsequent analysis of l o s [those cables revealed that if the isolation valve was in the wrong position, then a l o s failure at a trav section containing thes'e cables might result in a cou sinatien of 

                                                                                     '

al 0 7 l cable failures which could impair the operability of the HPCI (Division 1) and ADS l o s l(Division II) systems. This is common to both units. Technical Specifications 6.9.1.$1 SYSTEM CAUSE C A US E C O .' P. VALVE CODE COGE SUBCODE COVPONENT CODE SU8 CODE SUECODE o 9 lS lF lh lB h Wh l E l Ll E l C l 0l N l@ l Z l@ y @ 20 F 8 9 10 11 12 13 16 19 

                                    ,_                                           SEGUENTI AL                       OCCURRENCE               REFORT                       REVISION LER RO      EVENT YEAR                                R EPOHT NO.                           CODE                    TYPE                          N O.

O RgP RT l7l9 l-l l 0l 6l 8l 24 

                                                                                                       ]/l          l0l1                     lT                l-              0l

_ 21 22 23 26 21 28 29 JJ 31 32 TAKEN ACTO CN PL AP T P TH HOURS S 8 IT D F R UB 5 P LI E MAP FACT RER lF 33 lglJ4X@ l Z lg 35 lJo Zl@ l0l0l0l0l 3/ 40 [ YlQ 41 l Y lg Nlg lG l0 8 l 0lg 42 43 44 41 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS i o l United Engineers and Constructors is preparing plant modifications to " spare" cables l LLL'_J land install new cables in isolated conduit to provide sufficient isolation. A review i 7 jof ECCS and their primary containment isolation valves in being performed to verify i 3 that no other cable separation problems existed. The cable seperation criterion for l i . the IIPCI and ADS systems will be redefined in the appropriate cabic seperation (CON'T} 7 8 9 80 ST $  % PO.'.E R OTHER STATUS D50 Y DISCOVE HY DESCR.PTION i 5 W@ l 0l 9l 1l@l NA l l D l@l NSSS Notification l ACTIVITY LO TENT RE LE ASE D OF RELE ASE AVOUNT CF ACTIVITY LOCAT'ON OF RELEASE 6 lNA 7 1 8 9 Z l @ l10Zl@l NA 11 44 45 80 l PERSO*.NE L E XPOSun ES NUMBE R TYPE DESCRIPTION 37 i 7 l 0 l 0 l 0 l@l Z l@l NA l PERSONNEL NJU ES NUYRER CESCH.P TION i a 8 9 l 0 l 0 l 0 l@l NA go 1 11 12 LOSS OF OR D AV AGE TO FACILITY TYPE D;SC RIP TION 9 8 9 W@l NA to 7 60 ISSUE 910110 3 2, > ' Nw m mn ll[[lllllllllj 

                                                                                                                                                                                           ,

12 l 8c9l l N f@l DESCRIPTION NA l 1 10 68 69 80 ;s NAME OF PRFDARER 

                                                                 . C. Tollison, Jr.                                               payy .           919 457-9521                            2

. 

 .

LER CONTINUATION - RO# 1-79-068 Facility: BSEP Unit No. 1 Event Date: 9-27-79 specifications in such a manner as to prevent any future recurrence of this event. 

         .
                                  $

1129 249}}

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